Fixed a bug in the HUD for the zombies, the avatar would be off the screen.
The round countdown at round start will now be shown for every gamemode.
bb2_roundstart_requiredplayers has been removed, you only need 1 person to start the countdown of the round in every gamemode.
Fixed some rare crashes, sometimes if you joined a server where you would be disconnected due to having a different version of the map or a missing map you'd crash.
Other possible crash fixes.
You now get a congratulation message on level up.
Ammo Items will no longer drop to the floor + they will no longer respawn at the wrong coordinates.
You can no longer do firstperson spectating.
Fixed a bug in Survival mode which would suddenly increase the rounds you've played (HUD) rapidly right before switching maps.
Zombies no longer have noCollide with other zombies.
Added in the L4D2 base content, nighthouse base content, killhouse music & carnage base content.